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  • Spring-SpringMVC->WEB项目注意事项(资源扫描,发布后404,post跳转不到,中文乱码)

    汇总问题

    xml资源扫描问题,WEB没有lib目录没有导包,路径问题post跳转不到,中文乱码

    1、xml资源扫描问题(找不到xml文件)

    <build>
            <resources>
                <resource>
                    <directory>src/main/java</directory>
                    <includes>
                        <include>**/*.properties</include>
                        <include>**/*.xml</include>
                    </includes>
                    <filtering>true</filtering>
                </resource>
                <resource>
                    <directory>src/main/resources</directory>
                    <includes>
                        <include>**/*.properties</include>
                        <include>**/*.xml</include>
                    </includes>
                    <filtering>true</filtering>
                </resource>
            </resources>
        </build>

    2、WEB没有lib目录没有导包(启动以后404写路径也进不去页面)

    1、项目结构

     2、创建lib目录添加jar包

     3、路径问题post跳转 不到

     

     

     4、中文乱码(post请求返回乱码 web.xml)

     <filter>
            <filter-name>characterEncodingFilter</filter-name>
            <filter-class>org.springframework.web.filter.CharacterEncodingFilter</filter-class>
    
            <!--手动指定字符编码-->
            <init-param>
                <!--因为当前filter中的成员变量叫做encoding,所以此处必须也写成encoding-->
                <param-name>encoding</param-name>
                <param-value>utf-8</param-value>
            </init-param>
    
            <!--强制指定字符编码,即使在request或者response中设置了字符编码,那么也会为其强制使用当前设置的字符编码-->
            <init-param>
                <param-name>forceEncoding</param-name>
                <param-value>true</param-value>
            </init-param>
        </filter>
        <filter-mapping>
            <filter-name>characterEncodingFilter</filter-name>
            <url-pattern>/*</url-pattern>
        </filter-mapping>

     4.1 JSON配置过滤中文乱码(配置在springMVC.xml文件中)

    <mvc:annotation-driven>
            <mvc:message-converters register-defaults="true">
                <bean class="org.springframework.http.converter.StringHttpMessageConverter">
                    <constructor-arg value="UTF-8"/>
                </bean>
                <bean class="org.springframework.http.converter.json.MappingJackson2HttpMessageConverter">
                    <property name="objectMapper">
                        <bean class="org.springframework.http.converter.json.Jackson2ObjectMapperFactoryBean">
                            <property name="failOnEmptyBeans" value="false"/>
                        </bean>
                    </property>
                </bean>
            </mvc:message-converters>
        </mvc:annotation-driven>
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  • 原文地址:https://www.cnblogs.com/springxian/p/13736189.html
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